anonymous donors playing big money in california politics. here's the story. >>> reporter: two conservative groups the virginia-based americans for job security and the center to protect patient rights in arizona collected $11 million and then handed it over to another arizona group, americans for responsible leadership who then sent it over the state line to groups opposed to proposition 30 governor brown's tax hike plan and to groups supporting proposition 32. the measure on tuesday's ballot would limit labor unions from raising and spending political money. as dan newman of the nonpartisan group explains -- >> that contribution came in about 2 weeks ago and as california voters have been casting their early ballots, they have been in the dark about this $11 million. >> reporter: most of the money went into a last-minute television and radio ad campaign. >> do you think we'll ever know the --who gave the $11 million? >> i don't know. >> reporter: this political science professor says no matter the legal outcome, a move like this damages ele